Birgeria is a genus of carnivorous marine ray-finned fish from the Triassic period. Birgeria had a global distribution, with fossil known from Madagascar...

represent relatives of the Acipenseriformes include the Triassic marine fish Birgeria and the Saurichthyiformes, but their relationship with the Acipenseriformes...

hypothesized that Brazilichthys could be closely related to the Triassic Birgeria, though this was subsequently considered unlikely. Paleontology portal...

Birgeria...

†Birgeria? †Errolichthys? †Gualolepis? †Neochallaia †Bobasatraniiformes? †Guildayichthyidae? †Saurichthyiformes? †Coccolepididae Barbalepis Coccolepis...

†Birgeria? †Errolichthys? †Gualolepis? †Neochallaia †Bobasatraniiformes? †Guildayichthyidae? †Saurichthyiformes? †Coccolepididae Barbalepis Coccolepis...

external shape of heterocercal tail fins can also appear symmetric (e.g. †Birgeria, †Bobasatrania). Heterocercal is the opposite of hypocercal Hypocercal...

†Birgeria? †Errolichthys? †Gualolepis? †Neochallaia †Bobasatraniiformes? †Guildayichthyidae? †Saurichthyiformes? †Coccolepididae Barbalepis Coccolepis...

†Birgeria? †Errolichthys? †Gualolepis? †Neochallaia †Bobasatraniiformes? †Guildayichthyidae? †Saurichthyiformes? †Coccolepididae Barbalepis Coccolepis...

prehistoric vertebrates: "Acidorhynchus" (=Saurorhynchus) Acrorhabdus Axelia Birgeria Boreaspis Boreosomus Braunosteus Broughia Buchanosteus Dictyonosteus Diplocercides...